OpenStudy (anonymous):

Using the image below, find the y value for the point that divides the line segment XY into a ratio of 1:2. −0.7 −2.3 −0.3 −0.2

3 years ago
OpenStudy (anonymous):
3 years ago

OpenStudy (anonymous):

@YanaSidlinskiy canyou help please

3 years ago
OpenStudy (yanasidlinskiy):

Hang on:) I will be with you shortly!

3 years ago
OpenStudy (anonymous):

Ah thank you so much! :) @YanaSidlinskiy

3 years ago
OpenStudy (yanasidlinskiy):

Here is a little video: http://www.youtube.com/watch?v=QRZzDSWzldU

3 years ago
OpenStudy (anonymous):

I don't really understand with videos! I need one-to-one help lol, thank you though!! :) @YanaSidlinskiy

3 years ago
OpenStudy (yanasidlinskiy):

I'm thinkin..It would be D. I may be wrong though..

3 years ago
OpenStudy (anonymous):

|dw:1402359030272:dw|

3 years ago
OpenStudy (anonymous):

OOH thanks for this! diagram! @surjithayer I am trying to get the numbers to work together, so give me a minute please!

3 years ago
OpenStudy (anonymous):

@YanaSidlinskiy I hope it is, thanks! hold on, I'll try to see if this answer works!

3 years ago
OpenStudy (anonymous):

is there a value for m & n? @surjithayer

3 years ago
OpenStudy (anonymous):

here m=2,n=3

3 years ago
OpenStudy (anonymous):

answer is -0.2 then?

3 years ago
OpenStudy (anonymous):

because I picked that, and it was wrong! :( Lol

3 years ago
OpenStudy (anonymous):

\[x=\frac{ 2*5+3*(-6) }{ 2+3 }=\frac{ 10-18 }{ 5 }=\frac{ -8 }{ 5 }=-1.6\]

3 years ago
OpenStudy (anonymous):

Yes, but it asks for Y value, so does it mean I still need -1.6?

3 years ago
OpenStudy (anonymous):

similarly y=?

3 years ago
OpenStudy (anonymous):

-0.2

3 years ago
OpenStudy (anonymous):

\[y=\frac{ 2*1+3*(-1) }{ 2+3}=-\frac{ 1 }{ 5 }=-0.2\]

3 years ago